“Our view is that the tablet market is huge and we have said that since day one. It was clear to us that there was so much you could do and that the reasons that people would use those would be so broad.”

Cook noted that, in two years of availability, Apple has sold 67 million iPads, Datamation says.

He adds: "To put that in some context, it took us 24 years to sell that many Macs and five years for that many iPods and over three years for that many iPhones, and we were extremely happy with the trajectory on all of those products."

The Nanoleaf Aurora smart modular lighting lets you control the colour display while the interlocking panels create custom shapes. The colours and the rate of change can be controlled via a smartphone app.